diff options
| author | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2013-10-15 19:24:48 -0300 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2013-10-15 16:42:44 -0700 |
| commit | 5ec1bbe549d939ff1ef88e2cc22b2c3b95d76401 (patch) | |
| tree | 877df523bdb1b892675bee1f5aa9bb939a811e5c | |
| parent | 8d836d71e2223b8961b21112bb4ce89ef8231682 (diff) | |
| download | linux-5ec1bbe549d939ff1ef88e2cc22b2c3b95d76401.tar.bz2 | |
Bluetooth: Add chan->ops->set_shutdown()
We need to remove all direct access of struct sock from L2CAP core.
This change is pretty simple and just add a new L2CAP channel callback to
do the work in the L2CAP socket side.
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
| -rw-r--r-- | include/net/bluetooth/l2cap.h | 5 | ||||
| -rw-r--r-- | net/bluetooth/a2mp.c | 1 | ||||
| -rw-r--r-- | net/bluetooth/l2cap_core.c | 7 | ||||
| -rw-r--r-- | net/bluetooth/l2cap_sock.c | 10 |
4 files changed, 17 insertions, 6 deletions
diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 9c6be72b6e4e..ae3a99bc31d0 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -555,6 +555,7 @@ struct l2cap_ops { void (*ready) (struct l2cap_chan *chan); void (*defer) (struct l2cap_chan *chan); void (*resume) (struct l2cap_chan *chan); + void (*set_shutdown) (struct l2cap_chan *chan); long (*get_sndtimeo) (struct l2cap_chan *chan); struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan, unsigned long len, int nb); @@ -796,6 +797,10 @@ static inline void l2cap_chan_no_defer(struct l2cap_chan *chan) { } +static inline void l2cap_chan_no_set_shutdown(struct l2cap_chan *chan) +{ +} + static inline long l2cap_chan_no_get_sndtimeo(struct l2cap_chan *chan) { return 0; diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index 1e9921024a1d..74c14779bed6 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -710,6 +710,7 @@ static struct l2cap_ops a2mp_chan_ops = { .teardown = l2cap_chan_no_teardown, .ready = l2cap_chan_no_ready, .defer = l2cap_chan_no_defer, + .set_shutdown = l2cap_chan_no_set_shutdown, .get_sndtimeo = l2cap_chan_no_get_sndtimeo, }; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index c6334fc86d1d..634781a60d3f 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -4241,7 +4241,6 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_disconn_rsp rsp; u16 dcid, scid; struct l2cap_chan *chan; - struct sock *sk; if (cmd_len != sizeof(*req)) return -EPROTO; @@ -4261,15 +4260,11 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, l2cap_chan_lock(chan); - sk = chan->sk; - rsp.dcid = cpu_to_le16(chan->scid); rsp.scid = cpu_to_le16(chan->dcid); l2cap_send_cmd(conn, cmd->ident, L2CAP_DISCONN_RSP, sizeof(rsp), &rsp); - lock_sock(sk); - sk->sk_shutdown = SHUTDOWN_MASK; - release_sock(sk); + chan->ops->set_shutdown(chan); l2cap_chan_hold(chan); l2cap_chan_del(chan, ECONNRESET); diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c index ffa78d3cd8ac..301f25b9b521 100644 --- a/net/bluetooth/l2cap_sock.c +++ b/net/bluetooth/l2cap_sock.c @@ -1136,6 +1136,15 @@ static void l2cap_sock_resume_cb(struct l2cap_chan *chan) sk->sk_state_change(sk); } +static void l2cap_sock_set_shutdown_cb(struct l2cap_chan *chan) +{ + struct sock *sk = chan->data; + + lock_sock(sk); + sk->sk_shutdown = SHUTDOWN_MASK; + release_sock(sk); +} + static long l2cap_sock_get_sndtimeo_cb(struct l2cap_chan *chan) { struct sock *sk = chan->data; @@ -1153,6 +1162,7 @@ static struct l2cap_ops l2cap_chan_ops = { .ready = l2cap_sock_ready_cb, .defer = l2cap_sock_defer_cb, .resume = l2cap_sock_resume_cb, + .set_shutdown = l2cap_sock_set_shutdown_cb, .get_sndtimeo = l2cap_sock_get_sndtimeo_cb, .alloc_skb = l2cap_sock_alloc_skb_cb, }; |